If and be the feet of the perpendiculars, from the foci and of an ellipse (x^2/5) + (y^2/3)=1 on the tangent at any point P on the ellipse, then ( ) ( ) is equal to :
a) 2
b) 3
c) 4
d) 5
If and be the feet of the perpendiculars, from the foci and of an ellipse (x^2/5) + (y^2/3)=1 on the tangent at any point P on the ellipse, then ( ) ( ) is equal to :
a) 2
b) 3
c) 4
d) 5